For the 2026 school year, there are 12 private schools serving 1,011 students in Windham County, CT (there are 41 public schools, serving 15,225 public students). 6% of all K-12 students in Windham County, CT are educated in private schools (compared to the CT state average of 12%).
The top-ranked private schools in Windham County, CT include Marianapolis Preparatory School, St. James School, and Pomfret School.
The average acceptance rate is 85%, which is higher than the Connecticut private school average acceptance rate of 71%.
Top-Ranked Windham County Private Schools (2026)
School
Location
Quick Facts
528 Pomfret Street
Pomfret, CT 06258
(860) 928-1328
Pomfret, CT 06258
(860) 928-1328
Gr: K-9 Avg. class size: 10 students Sports: 23 | Extracurrculars: 27 Tuition listed
Marianapolis Preparatory School![Marianapolis Preparatory School Photo]( "Marianapolis Preparatory School Photo")
(Catholic)
26 Chase Road
Thompson, CT 06277
(860) 923-9245
Thompson, CT 06277
(860) 923-9245
Gr: 9-12 Avg. class size: 15 students Sports: 16 | Extracurrculars: 34 Tuition listed
398 Pomfret St
Pomfret, CT 06258
(860) 963-6147
Pomfret, CT 06258
(860) 963-6147
Gr: 9-12 | 358 students Avg. class size: 11 students Sports: 18 Tuition listed
St. James School
(Catholic)
120 Water Street
Danielson, CT 06239
(860) 774-3281
Danielson, CT 06239
(860) 774-3281
Gr: PK-8 | 202 students Avg. class size: 20 students Sports: 7 | Extracurrculars: 3 Tuition & acceptance rate listed
TLC Rolling Ridge![TLC Rolling Ridge Photo]( "TLC Rolling Ridge Photo")
Special Education School
Rt. 169
Brooklyn, CT 06234
(860) 774-5619
Brooklyn, CT 06234
(860) 774-5619
Gr: K-12 | 27 students Avg. class size: 5 students
Maranatha Sda Regional School
(Seventh Day Adventist)
126 Quarry St
Willimantic, CT 06226
(860) 456-4984
Willimantic, CT 06226
(860) 456-4984
Gr: 3-9 | 9 students
Ms. Phelps' Preparatory School
All-girls | Special Program Emphasis
41 Newport Road
Oneco, CT 06373
(860) 771-8565
Oneco, CT 06373
(860) 771-8565
Gr: 9-12 Avg. class size: 10 students Sports: 2 | Extracurrculars: 6 Tuition & acceptance rate listed
Northeast Cdt
Special Education School
934 N Main St
Danielson, CT 62391
(860) 779-2101
Danielson, CT 62391
(860) 779-2101
Gr: 7-12 | 18 students
18 Maple Street
Putnam, CT 06260
(860) 928-5010
Putnam, CT 06260
(860) 928-5010
Gr: 9-12 | 120 students Tuition listed
River Run Academy At The Susan Wayne Center Of Excel
Special Education School
75 Church St
Thompson, CT 06277
(860) 928-5900
Thompson, CT 06277
(860) 928-5900
Gr: 6-12 | 32 students
St. Mary St.. Joseph School
(Catholic)
35 Valley St
Willimantic, CT 06226
(860) 423-8479
Willimantic, CT 06226
(860) 423-8479
Gr: PK-8 | 111 students
Windham Cdt
Special Education School
345 Jackson St
Willimantic, CT 06226
(860) 456-1311
Willimantic, CT 06226
(860) 456-1311
Gr: K-12 | 104 students
Windham County Private Schools (Closed)
School
Location
Quick Facts
Plainfield Catholic School (Closed 2006)
(Catholic)
120 Prospect Street
Moosup, CT 06354
(860) 564-3476
Moosup, CT 06354
(860) 564-3476
Gr: PK-8 | 216 students
St. Mary School (Closed 2010)
(Catholic)
23 Marshall St
Putnam, CT 06260
(860) 928-7046
Putnam, CT 06260
(860) 928-7046
Gr: K-9 | 154 students
Frequently Asked Questions
What are the top-ranked private schools in Windham County, CT?
The top-ranked private schools in Windham County, CT include Marianapolis Preparatory School, St. James School, and Pomfret School.
How many private schools are located in Windham County?
12 private schools are located in Windham County.
How diverse are private schools in Windham County?
Windham County private schools are approximately 29% minority students, which is lower than the Connecticut private school average of 31%.
What percentage of students in Windham County go to private school?
6% of all K-12 students in Windham County are educated in private schools (compared to the CT state average of 12%).
What percentage of private schools are religiously affiliated in Windham County?
Which private schools in Windham County are often viewed compared to one another?
Popular comparisons of private schools in Windham County include: Marianapolis Preparatory School vs. Pomfret School, Putnam Science Academy vs. Pomfret School, St. James School vs. St. Mary St.. Joseph School
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